The small amount that
was offered sold at from 68 to 72 francs the kilogramme, while foreign
cocoons from Calamata fetched only 22 francs at Marseilles.]
[Footnote 95: Pausanias says that silkworms are apt to die of
indigestion, the cocoons lying heavy on the stomach.]
[Footnote 96: T. xxxv. pp. 244, &c.]
[Footnote 97: M. de Thury calculated that the thickness of the roof at
the lower part of the cave was about 60 feet of rock. He also noticed
the peculiar structure of the ice, which afforded great surprise to his
party. It was discovered by means of the coloured rays which were thrown
into the different parts of the cave, when some one had casually placed
a torch in a cavity in one of the columns.]
* * * * *
CHAPTER XV.
OTHER ICE CAVES.
_The Cave of Szelicze, or Szilitze, in Hungary_.[98]
Matthew Bell, the historian of Hungary, sent an account of this cavern
to England, in the middle of the last century, which was printed in the
original Latin in the 'Philosophical Transactions' of 1739-40 (pp.
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